APA Citation

Westerik, J. A. M., Metting, E. I., van Boven, J. F. M., Tiersma, W., Kocks, J. W. H., & Schermer, T. R. (2017). Associations between chronic comorbidity and exacerbation risk in primary care patients with COPD. Respir Res.

Chicago Style Citation

Westerik, Janine A. M., Esther I. Metting, Job F. M. van Boven, Waling Tiersma, Janwillem W. H. Kocks, and Tjard R. Schermer. "Associations between Chronic Comorbidity and Exacerbation Risk in Primary Care Patients With COPD." Respir Res 2017.

MLA Citation

Westerik, Janine A. M., et al. "Associations between Chronic Comorbidity and Exacerbation Risk in Primary Care Patients With COPD." Respir Res 2017.

Warning: These citations may not always be 100% accurate.